.el-select-dropdown {
    background-color: #0d345b !important;
    color: #5e8fba;
    border-color: #3f9afa!important;
}

.el-select-dropdown__item {
    color: #fff;
}

.el-select-dropdown__item.hover,
.el-select-dropdown__item:hover {
    background-color: #2670e0;
}